Fatal error: Uncaught TypeError: Unsupported operand types: string - string in C:\inetpub\wwwroot\zon\importer\sunny_explorer.php:47 Stack trace: #0 C:\inetpub\wwwroot\zon\importer\sunny_explorer.php(14): mapLinesToDBValues() #1 C:\inetpub\wwwroot\zon\inc\import_data.php(18): include_once('...') #2 C:\inetpub\wwwroot\zon\inc\connect.php(91): include_once('...') #3 C:\inetpub\wwwroot\zon\index.php(4): include_once('...') #4 {main} thrown in C:\inetpub\wwwroot\zon\importer\sunny_explorer.php on line 47